Episode 1

Royal Guard Kang Chae-yoon studies the courtyard and plans how to kill King Sejong.

Flashback ...

Ddol-bok and his abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield father are both slaves of Chancellor Shim Won, the Queen’s father. As he protects his father, Ddol-bok always gets into fights with kids like himself and even with adults.

Ddol-bok’s only joy in life is being with Dahm, an intelligent girl who’s also a slave like him. They spend their time together playing word games and exchanging gifts.

The Queen abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield with King Sejong (aka Lee Do) to save her father Chancellor Shim Won from being charged with abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield. But Lee Do says that he can’t do anything to save him; although his father King Taejong has abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield, he and his trusted Minister Jo Mal-saeng still abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield the real power in Joseon.

As Lee Do retreats to his private room filled with a giant mathematics abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield, King Taejong mocks his abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield.

Lee Do secretly sends a letter for Chancellor Shim Won through a young court maid. Later, after Dahm reads the letter, Ddol-bok’s father abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield to deliver the letter.

But as Ddol-bok’s father reaches Chancellor Shim Won and gives him the letter, the royal guards arrive and arrest them. Shim Won’s family members and his slaves, including Ddol-bok and Dahm, are thrown into jail.

The young court maid whom Lee Do sent abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield him to Minister Jo Mal-saeng.

Ddol-bok relies on Dahm’s abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield that she understands what is written in Lee Do’s letter.

In prison, Ddol-bok’s dying father gives him the letter that Chancellor Shim Won abdicatedassurancebetraysfeeble-mindedgraciouslypleadspuzzletimiditytreasonvolunteerswield wrote for him. Chancellor Shim Won himself is executed by poison.